add a test for the parameters sent to the url helper for new records

1 files changed, 15 insertions, 0 deletions

diff --git a/actionview/test/activerecord/polymorphic_routes_test.rb b/actionview/test/activerecord/polymorphic_routes_test.rb
index fef27ef492..f6ff3069f8 100644
--- a/actionview/test/activerecord/polymorphic_routes_test.rb
+++ b/actionview/test/activerecord/polymorphic_routes_test.rb
@@ -242,6 +242,21 @@ class PolymorphicRoutesTest < ActionController::TestCase
     end
   end
 
+  def test_new_record_arguments
+    params = nil
+    extend Module.new {
+      define_method("projects_url") { |*args|
+        params = args
+        super(*args)
+      }
+    }
+
+    with_test_routes do
+      assert_equal "http://example.com/projects", polymorphic_url(@project)
+      assert_equal [], params
+    end
+  end
+
   def test_with_destroyed_record
     with_test_routes do
       @project.destroy